16568643

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 27449856

約数和(自身を除く): 10881213

約数列:

[1, 3, 7, 13, 21, 39, 91, 137, 273, 411, 443, 959, 1329, 1781, 2877, 3101, 5343, 5759, 9303, 12467, 17277, 37401, 40313, 60691, 120939, 182073, 424837, 788983, 1274511, 2366949, 5522881, 16568643]

約数ペア:

[(1, 16568643), (3, 5522881), (7, 2366949), (13, 1274511), (21, 788983), (39, 424837), (91, 182073), (137, 120939), (273, 60691), (411, 40313), (443, 37401), (959, 17277), (1329, 12467), (1781, 9303), (2877, 5759), (3101, 5343)]